Send and receive SMS messages globally via our SMS APIs

Our APIs let you send and receive messages to and from the entire world. You can send automated text messages from your existing software.

APIs for simpler messaging

Make it easy and secure to send messages to customers and other recipients from your existing software. We offer APIs that facilitate easy connectivity to business systems, applications and websites.

Seamless SMS integration

  • Multiple APIs to choose from
  • Easy to get started
  • Complete sample code for developer
  • Stable and secure delivery
  • Multiple programming languages

Our APIs are easy to integrate. Our Enterprise API handles all the volumes of messages your business needs to send.

Global reach-ikon-2022
Global reach

Send quick and high-quality mobile messages to customers and recipients around the world.

SMS or interactive messages

Send text messages as SMS with a maximum of 160 characters, as RCS with rich content or directly to OTT platforms such as WhatsApp and Viber.

Development and integration

We help you with integration and develop solutions adapted to your business needs. In addition, we continuously develop new APIs to constantly meet your needs and wishes as a customer. Read more about our products and services for Smart Messaging.


Smart Messaging

Access web tools

You can also access our full-featured web tool. The web tool can be used as a pure management tool for delivery reports and follow-up. Contact us to discuss the solution that best suits your needs.



Reach your customers in the right channel 

No matter where in the world your customers are, we can enable digital mobile communications through text messaging and reach your customers in the channel they prefer – SMS, RCS, WhatsApp, Viber or other OTT channels – using our modern and reliable APIs and mobile services.

Read more about RCS
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Frequently asked questions about the SMS API

What is an SMS API?

An SMS API is pre-defined instructions (a kind of software service) that enables your systems and applications to send SMS messages globally via an SMS Gateway.

How do I get started?

To access LEKAB’s SMS API, you must first create an account. It takes less than a minute to create one. This gives you access to the API keys that you can use to integrate the API. Make sure you have also added all your contact information to your account.

Is it possible to send Mass SMS or so-called Bulk SMS via the SMS API?

You can send mass SMS by connecting to our platform and one of the available APIs, such as SMPP, HTTP or REST API. For more information, see the Developer page.

How do I integrate an SMS Gateway?

Our powerful SMS gateway is capable of integrating SMS functionality into applications, websites, CRM, ERP and other software. Our team of mobile communications specialists has many years of experience integrating complex messaging requirements into existing systems. If you need integration with our platform, please don’t hesitate to contact us and we can discuss the solution best suited to your specific needs.

Where can I find the SMS API technical documentation?

You can find the technical documentation under Developer.

Can I schedule mailings?

All SMS APIs support scheduled delivery times and validity periods.

Are you a developer?

We have collected all the technical documentation you need to use our APIs.

How to choose the right provider

Quality is important to us. Messages should reach the right recipient at the right time. This guide describes what to consider when choosing your SMS provider.

  • Scalability and direct routes
  • Capacity and delivery
  • How a 1% lower delivery rate affects direct and indirect delivery costs

Download the guide

Do you have any questions or would like to know more about our SMS APIs?

We're here to help you get started

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